package com.hydra.wiki.web.tag;

import java.io.IOException;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspWriter;
import javax.servlet.jsp.tagext.TagSupport;

import org.apache.log4j.Logger;


public class BasePathTaget extends TagSupport {

    static final Logger log = Logger.getLogger(BasePathTaget.class);
    /**
     *
     */
    private static final long serialVersionUID = 1L;

    @Override
    public int doEndTag() throws JspException {
        // TODO Auto-generated method stub
        return 0;
    }

    @Override
    public int doStartTag() throws JspException {
        HttpServletRequest request = (HttpServletRequest) this.pageContext
                .getRequest();
        String path = request.getContextPath();
        String basePath = request.getScheme() + "://" + request.getServerName()
                + ":" + request.getServerPort() + path + "/";
        JspWriter jspw = this.pageContext.getOut();
        try {
            jspw.print(basePath);
        } catch (IOException e) {
            log.error(e.getMessage());
        }
        return 0;
    }
}
